In-depth Comparison] Lenovo Legion Y540 vs Acer Predator Helios 300 15 (2019, PH315-52) – the latter wins because of its better build and longer battery life
Lenovo Legion Y540 | 15 inch Gaming Laptop | Lenovo US
How to Increase your Lenovo Legion Y540 Battery Life | GPU Settings to Increase Battery Life - YouTube
How is Lenovo Legion Y740 battery life? | Windows Central
Got Lenovo Y540 (RTX 2060) 2 months ago (upgraded from Lenovo Y700) and damn this thing is a beast! Only if battery life was 6-7 hours instead of 4-5 hours during normal
Lenovo's Legion 5i and 7i gaming laptops include the exclusive Nvidia Advanced Optimus feature for extended battery life - NotebookCheck.net News
Lenovo Legion Y540 review: Casual gaming with an Nvidia GeForce GTX 1660 Ti - Neowin